Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William S. Lieber, DMD, PC

Organization Orthodontics and Dentofacial Orthopedics Dentistry · NPI 1578584249

William S. Lieber, DMD, PC is an Orthodontics and Dentofacial Orthopedics Dentistry in Walnut Creek, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1855 San Miguel Dr Ste 22
Walnut Creek, CA 94596-5279
Phone: (925) 934-3583
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthodontics and Dentofacial Orthopedics Dentistry (primary) Taxonomy 1223X0400X · Licence 23531 (CA)

Record details

NPI number1578584249
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Lieber — President · (925) 934-3583
NPI enumeratedJuly 21, 2006
Last updated in NPPESNovember 27, 2007
Mailing address1855 San Miguel Dr, Suite 22, Walnut Creek, CA 94596-5279

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